Low-power silicon thermo-optic switch with folded waveguide arms and suspended ridge structures

Low-power silicon thermo-optic switch with folded waveguide arms and suspended ridge structures

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Proposed is a low-power switch with a folded waveguide arms layout and suspended ridge structures. An extremely low power consumption of 0.40 mW / MZI and a high extinction ratio of more than 30 dB for TE polarisation were achieved.


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